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Diffstat (limited to 'src/lib/libcrypto/x509v3/v3_skey.c')
-rw-r--r--src/lib/libcrypto/x509v3/v3_skey.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/src/lib/libcrypto/x509v3/v3_skey.c b/src/lib/libcrypto/x509v3/v3_skey.c
new file mode 100644
index 0000000000..fb3e36014d
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+++ b/src/lib/libcrypto/x509v3/v3_skey.c
@@ -0,0 +1,156 @@
1/* v3_skey.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project 1999.
4 */
5/* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59
60#include <stdio.h>
61#include "cryptlib.h"
62#include <openssl/x509v3.h>
63
64static ASN1_OCTET_STRING *octet_string_new(void);
65static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str);
66X509V3_EXT_METHOD v3_skey_id = {
67NID_subject_key_identifier, 0,
68(X509V3_EXT_NEW)octet_string_new,
69(X509V3_EXT_FREE)ASN1_STRING_free,
70(X509V3_EXT_D2I)d2i_ASN1_OCTET_STRING,
71(X509V3_EXT_I2D)i2d_ASN1_OCTET_STRING,
72(X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING,
73(X509V3_EXT_S2I)s2i_skey_id,
74NULL, NULL, NULL, NULL, NULL};
75
76
77static ASN1_OCTET_STRING *octet_string_new(void)
78{
79 return ASN1_OCTET_STRING_new();
80}
81
82char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
83 ASN1_OCTET_STRING *oct)
84{
85 return hex_to_string(oct->data, oct->length);
86}
87
88ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
89 X509V3_CTX *ctx, char *str)
90{
91 ASN1_OCTET_STRING *oct;
92 long length;
93
94 if(!(oct = ASN1_OCTET_STRING_new())) {
95 X509V3err(X509V3_F_S2I_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE);
96 return NULL;
97 }
98
99 if(!(oct->data = string_to_hex(str, &length))) {
100 ASN1_OCTET_STRING_free(oct);
101 return NULL;
102 }
103
104 oct->length = length;
105
106 return oct;
107
108}
109
110static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
111 X509V3_CTX *ctx, char *str)
112{
113 ASN1_OCTET_STRING *oct;
114 ASN1_BIT_STRING *pk;
115 unsigned char pkey_dig[EVP_MAX_MD_SIZE];
116 EVP_MD_CTX md;
117 unsigned int diglen;
118
119 if(strcmp(str, "hash")) return s2i_ASN1_OCTET_STRING(method, ctx, str);
120
121 if(!(oct = ASN1_OCTET_STRING_new())) {
122 X509V3err(X509V3_F_S2I_S2I_SKEY_ID,ERR_R_MALLOC_FAILURE);
123 return NULL;
124 }
125
126 if(ctx && (ctx->flags == CTX_TEST)) return oct;
127
128 if(!ctx || (!ctx->subject_req && !ctx->subject_cert)) {
129 X509V3err(X509V3_F_S2I_ASN1_SKEY_ID,X509V3_R_NO_PUBLIC_KEY);
130 goto err;
131 }
132
133 if(ctx->subject_req)
134 pk = ctx->subject_req->req_info->pubkey->public_key;
135 else pk = ctx->subject_cert->cert_info->key->public_key;
136
137 if(!pk) {
138 X509V3err(X509V3_F_S2I_ASN1_SKEY_ID,X509V3_R_NO_PUBLIC_KEY);
139 goto err;
140 }
141
142 EVP_DigestInit(&md, EVP_sha1());
143 EVP_DigestUpdate(&md, pk->data, pk->length);
144 EVP_DigestFinal(&md, pkey_dig, &diglen);
145
146 if(!ASN1_OCTET_STRING_set(oct, pkey_dig, diglen)) {
147 X509V3err(X509V3_F_S2I_S2I_SKEY_ID,ERR_R_MALLOC_FAILURE);
148 goto err;
149 }
150
151 return oct;
152
153 err:
154 ASN1_OCTET_STRING_free(oct);
155 return NULL;
156}